TM 9-4940-568-202-162 Table 2-21. Crane Troubleshooting (CONT).MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION7. BOOM DOES NOT TELESCOPE IN WITH REMOTE CONTROL (CONT).Test 3.Remove telescope controller from remote control unit. Refer to paragraph 5-12 inthis manual. Place EMERGENCY STOP switch in ON position. Check for continuitybetween the following locations:From remote control cable connectorpin location:To controller connector terminallocation:Check 1H8BCheck 2D12Check 3B2CIf no continuity is found, repair the wiring within the remote control unit. Refer toparagraph 3-16 in this manual.If continuity is found, go to Test 4.